Overview
Mark Jones is a London-based Partner in the Defence & Investigations team with over 20 years’ experience advising individuals, corporates and institutions on complex criminal, regulatory and investigative matters. He specialises in general and serious crime, white-collar crime and financial crime, parliamentary and Electoral Commission investigations, corporate investigations and regulatory enforcement, often acting in high-profile and multi-jurisdictional cases. Mark is known for his strategic, calm and solutions-focused approach, helping clients navigate investigations by authorities, regulators and parliamentary bodies. His practice combines criminal defence, corporate compliance and crisis management, frequently working alongside media and reputation management specialists to deliver seamless support.
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Expertise
Mark specialises in:
- General and serious crime
- White-collar crime and financial crime investigations
- Fraud, bribery and corruption matters
- Serious Fraud Office (SFO) investigations
- Financial Conduct Authority (FCA) investigations
- HMRC investigations and enforcement actions
- Corporate internal investigations and whistleblowing matters
- Criminal defence for individuals facing prosecution
- Regulatory investigations
- Parliamentary and Electoral Commission investigations
- Private prosecutions and victim representation
- Corporate compliance programmes and risk management
- Anti-money laundering (AML) compliance
- Multi-jurisdictional investigations and cross-border disputes
- Reputation management and crisis response strategy
Qualifications & Accreditations
Mark qualified as a solicitor in 2005 and joined Payne Hicks Beach as a Partner in 2022. He is widely recognised as a leading practitioner in criminal law, regularly advising clients in complex regulatory and criminal matters. He is also a frequent commentator in national and specialist media.
Awards & Accolades
- Chambers HNW 2026 – Ranked for Financial Crime: High Net Worth Individuals (UK-wide).
- Spear’s 500 2026 – Ranked “Top Recommended” for Criminal Lawyers & White-Collar Crime Lawyers.
- Chambers UK 2026 – Ranked for Crime.
- Legal 500 UK 2026 – Ranked as a Leading Partner for Crime: General.
- Legal 500 UK 2026 – Ranked as a Leading Partner for Fraud: White-Collar Crime.
- Legal 500 UK 2026 – Recognised as a Recommended Key Lawyer for Education: Individuals.
- Legal 500 UK 2026 – Recognised as a Recommended Key Lawyer for Art and Cultural Property.
- Legal 500 UK 2026 – Recognised as a Recommended Key Lawyer for Crime: General.
- Legal 500 UK 2026 – Recognised as a Recommended Key Lawyer for Fraud: White-Collar Crime.
- Doyle’s Guide 2025 – Recognised as a Leading Lawyer for Criminal Defence.
- Chambers UK 2025 – Ranked for Financial Crime: High Net Worth Individuals (UK-wide).
- Chambers HNW 2025 – Ranked for Financial Crime: High Net Worth Individuals (UK-wide).
- Legal 500 UK 2024 – Recommended for Crime: General.
- Legal 500 UK 2024 – Recommended for Fraud: White-Collar Crime (Advice to Individuals).
- Spear’s Criminal Law & White Collar Crime Index 2025 – Ranked “Top Recommended” for white-collar and corporate crime.
- Tatler Advisory Address Book – Recognised for expertise in White Collar Crime and Criminal Defence.
Recent Insights
Speaking engagements
